diff --git a/tests/Drivers/Gd/Modifiers/ResizeCanvasModifierTest.php b/tests/Drivers/Gd/Modifiers/ResizeCanvasModifierTest.php
index c1818dfd6..d01cfec50 100644
--- a/tests/Drivers/Gd/Modifiers/ResizeCanvasModifierTest.php
+++ b/tests/Drivers/Gd/Modifiers/ResizeCanvasModifierTest.php
@@ -15,6 +15,19 @@ class ResizeCanvasModifierTest extends TestCase
     use CanCreateGdTestImage;
 
     public function testModify(): void
+    {
+        $image = $this->createTestImage(1, 1);
+        $this->assertEquals(1, $image->width());
+        $this->assertEquals(1, $image->height());
+        $image->modify(new ResizeCanvasModifier(3, 3, 'ff0', 'center'));
+        $this->assertEquals(3, $image->width());
+        $this->assertEquals(3, $image->height());
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(0, 0));
+        $this->assertColor(255, 0, 0, 255, $image->pickColor(1, 1));
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(2, 2));
+    }
+
+    public function testModifyWithTransparency(): void
     {
         $image = $this->readTestImage('tile.png');
         $this->assertEquals(16, $image->width());
diff --git a/tests/Drivers/Gd/Modifiers/ResizeCanvasRelativeModifierTest.php b/tests/Drivers/Gd/Modifiers/ResizeCanvasRelativeModifierTest.php
index 8d356b243..607b51cb9 100644
--- a/tests/Drivers/Gd/Modifiers/ResizeCanvasRelativeModifierTest.php
+++ b/tests/Drivers/Gd/Modifiers/ResizeCanvasRelativeModifierTest.php
@@ -15,6 +15,19 @@ class ResizeCanvasRelativeModifierTest extends TestCase
     use CanCreateGdTestImage;
 
     public function testModify(): void
+    {
+        $image = $this->createTestImage(1, 1);
+        $this->assertEquals(1, $image->width());
+        $this->assertEquals(1, $image->height());
+        $image->modify(new ResizeCanvasRelativeModifier(2, 2, 'ff0', 'center'));
+        $this->assertEquals(3, $image->width());
+        $this->assertEquals(3, $image->height());
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(0, 0));
+        $this->assertColor(255, 0, 0, 255, $image->pickColor(1, 1));
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(2, 2));
+    }
+
+    public function testModifyWithTransparency(): void
     {
         $image = $this->readTestImage('tile.png');
         $this->assertEquals(16, $image->width());
diff --git a/tests/Drivers/Imagick/Modifiers/ResizeCanvasModifierTest.php b/tests/Drivers/Imagick/Modifiers/ResizeCanvasModifierTest.php
index 2b5805bcc..0b3d64aac 100644
--- a/tests/Drivers/Imagick/Modifiers/ResizeCanvasModifierTest.php
+++ b/tests/Drivers/Imagick/Modifiers/ResizeCanvasModifierTest.php
@@ -15,6 +15,19 @@ class ResizeCanvasModifierTest extends TestCase
     use CanCreateImagickTestImage;
 
     public function testModify(): void
+    {
+        $image = $this->createTestImage(1, 1);
+        $this->assertEquals(1, $image->width());
+        $this->assertEquals(1, $image->height());
+        $image->modify(new ResizeCanvasModifier(3, 3, 'ff0', 'center'));
+        $this->assertEquals(3, $image->width());
+        $this->assertEquals(3, $image->height());
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(0, 0));
+        $this->assertColor(255, 0, 0, 255, $image->pickColor(1, 1));
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(2, 2));
+    }
+
+    public function testModifyWithTransparency(): void
     {
         $image = $this->readTestImage('tile.png');
         $this->assertEquals(16, $image->width());
diff --git a/tests/Drivers/Imagick/Modifiers/ResizeCanvasRelativeModifierTest.php b/tests/Drivers/Imagick/Modifiers/ResizeCanvasRelativeModifierTest.php
index 4c76cb80a..1e54a0acc 100644
--- a/tests/Drivers/Imagick/Modifiers/ResizeCanvasRelativeModifierTest.php
+++ b/tests/Drivers/Imagick/Modifiers/ResizeCanvasRelativeModifierTest.php
@@ -15,6 +15,19 @@ class ResizeCanvasRelativeModifierTest extends TestCase
     use CanCreateImagickTestImage;
 
     public function testModify(): void
+    {
+        $image = $this->createTestImage(1, 1);
+        $this->assertEquals(1, $image->width());
+        $this->assertEquals(1, $image->height());
+        $image->modify(new ResizeCanvasRelativeModifier(2, 2, 'ff0', 'center'));
+        $this->assertEquals(3, $image->width());
+        $this->assertEquals(3, $image->height());
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(0, 0));
+        $this->assertColor(255, 0, 0, 255, $image->pickColor(1, 1));
+        $this->assertColor(255, 255, 0, 255, $image->pickColor(2, 2));
+    }
+
+    public function testModifyWithTransparency(): void
     {
         $image = $this->readTestImage('tile.png');
         $this->assertEquals(16, $image->width());
diff --git a/tests/Traits/CanCreateGdTestImage.php b/tests/Traits/CanCreateGdTestImage.php
index a6e8de1c2..165b9d2fb 100644
--- a/tests/Traits/CanCreateGdTestImage.php
+++ b/tests/Traits/CanCreateGdTestImage.php
@@ -17,6 +17,19 @@ public function readTestImage($filename = 'test.jpg'): Image
         );
     }
 
+    public function createTestImage(int $width, int $height): Image
+    {
+        $gd = imagecreatetruecolor($width, $height);
+        imagefill($gd, 0, 0, imagecolorallocate($gd, 255, 0, 0));
+
+        return new Image(
+            new Driver(),
+            new Core([
+                new Frame($gd)
+            ])
+        );
+    }
+
     public function createTestAnimation(): Image
     {
         $gd1 = imagecreatetruecolor(3, 2);
diff --git a/tests/Traits/CanCreateImagickTestImage.php b/tests/Traits/CanCreateImagickTestImage.php
index 9196c993f..d96920841 100644
--- a/tests/Traits/CanCreateImagickTestImage.php
+++ b/tests/Traits/CanCreateImagickTestImage.php
@@ -2,7 +2,11 @@
 
 namespace Intervention\Image\Tests\Traits;
 
+use Imagick;
+use ImagickPixel;
+use Intervention\Image\Drivers\Imagick\Core;
 use Intervention\Image\Drivers\Imagick\Decoders\FilePathImageDecoder;
+use Intervention\Image\Drivers\Imagick\Driver;
 use Intervention\Image\Image;
 
 trait CanCreateImagickTestImage
@@ -13,4 +17,20 @@ public function readTestImage($filename = 'test.jpg'): Image
             sprintf('%s/../images/%s', __DIR__, $filename)
         );
     }
+
+    public function createTestImage(int $width, int $height): Image
+    {
+        $background = new ImagickPixel('rgb(255, 0, 0)');
+        $imagick = new Imagick();
+        $imagick->newImage($width, $height, $background, 'png');
+        $imagick->setType(Imagick::IMGTYPE_UNDEFINED);
+        $imagick->setImageType(Imagick::IMGTYPE_UNDEFINED);
+        $imagick->setColorspace(Imagick::COLORSPACE_SRGB);
+        $imagick->setImageResolution(96, 96);
+
+        return new Image(
+            new Driver(),
+            new Core($imagick)
+        );
+    }
 }